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          <h1 class="post-title" itemprop="name headline">获取高度</h1>
        

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        <h3 id="老了老是忘记哎…"><a href="#老了老是忘记哎…" class="headerlink" title="老了老是忘记哎…"></a>老了老是忘记哎…<a id="more"></a></h3><h5 id="状态高度"><a href="#状态高度" class="headerlink" title="状态高度"></a>状态高度</h5><figure class="highlight swift"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="type">CGFloat</span> statusHeight = [[<span class="type">UIApplication</span> sharedApplication] statusBarFrame].size.height;</span><br></pre></td></tr></table></figure>
<h5 id="导航栏高度"><a href="#导航栏高度" class="headerlink" title="导航栏高度"></a>导航栏高度</h5><figure class="highlight swift"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="type">CGFloat</span> navigationHeight = <span class="keyword">self</span>.navigationController.navigationBar.frame.size.height;</span><br></pre></td></tr></table></figure>
<h5 id="Tabbar高度"><a href="#Tabbar高度" class="headerlink" title="Tabbar高度"></a>Tabbar高度</h5><figure class="highlight swift"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">//在tabBarController中使用（你的继承自UITabBarController的VC）</span></span><br><span class="line"><span class="type">CGFloat</span> tabBarHeight = <span class="keyword">self</span>.tabBar.frame.size.height;</span><br><span class="line"><span class="comment">//在非tabBarController中使用</span></span><br><span class="line"><span class="type">UITabBarController</span> *tabBarVC = [[<span class="type">UITabBarController</span> alloc] <span class="keyword">init</span>];(这儿取你当前tabBarVC的实例)</span><br><span class="line"><span class="type">CGFloat</span> tabBarHeight = tabBarVC.tabBar.frame.size.height;</span><br></pre></td></tr></table></figure>
<h5 id="ToolBar高度"><a href="#ToolBar高度" class="headerlink" title="ToolBar高度"></a>ToolBar高度</h5><figure class="highlight swift"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="type">CGFloat</span> toolBarHeight = <span class="keyword">self</span>.navigationController.toolBar.frame.size.height;</span><br></pre></td></tr></table></figure>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">self.webView = [[WKWebView alloc]initWithFrame:CGRectMake(0, 0, self.view.frame.size.width, CGRectGetMinY(self.tabBarController.tabBar.frame) - CGRectGetMaxY(self.navigationController.navigationBar.frame) ) configuration:self.config];</span><br></pre></td></tr></table></figure>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br></pre></td><td class="code"><pre><span class="line">- (void)viewDidLayoutSubviews&#123;</span><br><span class="line">    [super viewDidLayoutSubviews];</span><br><span class="line">    if (self.view.safeAreaInsets.bottom != 0) &#123;</span><br><span class="line">        self.webView.frame = CGRectMake(0, 0, self.view.frame.size.width, self.view.frame.size.height - 49 - self.view.safeAreaInsets.bottom);</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
<hr>
<p><strong>Swift的autoresize = None</strong></p>
<figure class="highlight swift"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">view.autoresizesSubviews = <span class="literal">false</span></span><br></pre></td></tr></table></figure>
<p><strong>Cell中获取WH错误,可能是autolayout属性影响到了里面的cell 的frame</strong></p>
<figure class="highlight swift"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br></pre></td><td class="code"><pre><span class="line">_tableView.autoresizingMask =  <span class="type">UIViewAutoresizingFlexibleWidth</span>;</span><br><span class="line">			<span class="comment">// 或</span></span><br><span class="line">_tableView.autoresizingMask =  <span class="type">UIViewAutoresizingFlexibleHeight</span> | <span class="type">UIViewAutoresizingFlexibleWidth</span>;</span><br></pre></td></tr></table></figure>
<ul>
<li>$(SRCROOT)/项目名称</li>
</ul>
<hr>
<ul>
<li>导航栏和控制器的Top起始位置</li>
</ul>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">self.navigationController.navigationBar.translucent = NO;</span><br></pre></td></tr></table></figure>
<ul>
<li>TableView头部适配</li>
</ul>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br></pre></td><td class="code"><pre><span class="line">_tableView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;</span><br><span class="line">//	---</span><br><span class="line">   if (@available(iOS 11.0, *)) &#123;</span><br><span class="line">        self.webView.scrollView.contentInsetAdjustmentBehavior = UIScrollViewContentInsetAdjustmentNever;</span><br><span class="line">    &#125; else &#123;</span><br><span class="line">        self.automaticallyAdjustsScrollViewInsets = NO;</span><br><span class="line">    &#125;</span><br></pre></td></tr></table></figure>
<ul>
<li>Swift旋转</li>
</ul>
<figure class="highlight swift"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><span class="line">label.transform = <span class="type">CGAffineTransform</span>.<span class="keyword">init</span>(scaleX: <span class="number">1</span>, y: -<span class="number">1</span>)</span><br><span class="line">label.transform = label.transform.rotated(by: <span class="type">CGFloat</span>(<span class="type">Double</span>.pi + <span class="type">Double</span>.pi / <span class="number">2</span> ))</span><br></pre></td></tr></table></figure>
<ul>
<li>临时记录</li>
</ul>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br></pre></td><td class="code"><pre><span class="line"> [[UITabBar appearance] setBarTintColor:[UIColor whiteColor]];</span><br><span class="line">//    [UITabBar appearance].translucent = NO;</span><br><span class="line">    </span><br><span class="line">//    UIView *view = [[UIView alloc]init];</span><br><span class="line">//    view.backgroundColor = [UIColor whiteColor];</span><br><span class="line">//    view.frame = tabbarVC.tabBar.bounds;</span><br><span class="line">//    [[UITabBar appearance] insertSubview:view atIndex:0];</span><br><span class="line">//</span><br><span class="line">    </span><br><span class="line">//    [[UITabBar appearance] setBackgroundImage:[UIImage imageNamed:@&quot;tabBarBackgroundImage&quot;]];</span><br><span class="line">//    [UITabBar appearance].translucent = NO;</span><br><span class="line">//    [UITabBar appearance].translucent = NO;</span><br><span class="line">    </span><br><span class="line">//    UIView *view = [[UIView alloc]init];</span><br><span class="line">//    view.backgroundColor = [UIColor whiteColor];</span><br><span class="line">//    view.frame = tabbarVC.tabBar.bounds;</span><br><span class="line">//    [[UITabBar appearance] insertSubview:view atIndex:0];</span><br><span class="line">//</span><br><span class="line">    </span><br><span class="line">//    [[UITabBar appearance] setBackgroundImage:[UIImage imageNamed:@&quot;tabBarBackgroundImage&quot;]];</span><br><span class="line">//    [UITabBar appearance].translucent = NO;</span><br></pre></td></tr></table></figure>
<ul>
<li>AFN 请求崩溃URL中有非法符号</li>
</ul>
<figure class="highlight plain"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><span class="line">//	URL 编码与解码的问题</span><br><span class="line">url = [url stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLQueryAllowedCharacterSet]];</span><br></pre></td></tr></table></figure>

      
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